28440888

Names of 28440888

• Cardinal: 28440888 can be written as Twenty-eight million, four hundred forty thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 2.8440888 × 10⁷

Factors of 28440888

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 213

Divisors of 28440888

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 21 24 28 31 42 43 56 62 84 86 93 124 127 129 168 172 186 217 248 254 258 301 344 372 381 434 508 516 602 651 744 762 868 889 903 1016 1032 1204 1302 1333 1524 1736 1778 1806 2408 2604 2666 2667 3048 3556 3612 3937 3999 5208 5332 5334 5461 7112 7224 7874 7998 9331 10664 10668 10922 11811 15748 15996 16383 18662 21336 21844 23622 27559 27993 31496 31992 32766 37324 38227 43688 47244 55118 55986 65532 74648 76454 82677 94488 110236 111972 114681 131064 152908 165354 169291 220472 223944 229362 305816 330708 338582 458724 507873 661416 677164 917448 1015746 1185037 1354328 2031492 2370074 3555111 4062984 4740148 7110222 9480296 14220444 28440888
• Sum of all divisors σ(n): 86507520
• Sum of proper divisors (its aliquot sum) s(n): 58066632
• 28440888 is an abundant number, because the sum of its proper divisors (58066632) is greater than itself. Its abundance is 29625744

Bases of 28440888

• Binary: 1101100011111100100111000₂
• Hexadecimal: 0x1B1F938
• Base-36: GXL4O

Squares and roots of 28440888

• 28440888 squared (28440888²) is 808884110228544
• 28440888 cubed (28440888³) is 23005382383989674307072
• The square root of 28440888 is 5332.9999062441
• The cube root of 28440888 is 305.2444085903

Scales and comparisons

• 28,440,888 seconds is equal to 47 weeks, 4 hours, 14 minutes, 48 seconds.
• To count from 1 to 28,440,888 would take you about eighteen weeks!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 28440888 cubic inches would be around 25.4 feet tall.

Recreational maths with 28440888

• 28440888 backwards is 88804482
• 28440888 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28440888's digits is 42
• More coming soon!